Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8468689 | Method of producing a multi-element assembly | Stephen Lee Spruell, Wilber F. Powers | 2013-06-25 |
| 6573456 | Self-sealing electrical cable having a finned inner layer | Stephen Lee Spruell, John N. Ware, JR. | 2003-06-03 |